John 13:23

One of Jesus' disciples, [the one] He loved [Note: Probably this was the apostle John] was reclining at the dinner table close to Jesus.

John 15:14-15

You people are my friends if you do what I command you to.

James 2:23

So, the Scripture was fulfilled, which says [Gen. 15:6], "Abraham believed God and [so] God considered him righteous," and he was called God's friend.

Treasury of Scripture Knowledge

Summary

And Azariah the son of Nathan was over the officers: and Zabud the son of Nathan was principal officer, and the king's friend:

Bible References

The king's

John 13:23
One of Jesus' disciples, [the one] He loved [Note: Probably this was the apostle John] was reclining at the dinner table close to Jesus.
John 15:14
You people are my friends if you do what I command you to.
James 2:23
So, the Scripture was fulfilled, which says [Gen. 15:6], "Abraham believed God and [so] God considered him righteous," and he was called God's friend.